<template>
  <div>
    <!--面包屑导航区域-->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!--卡片视图-->
    <el-card>
      <!--搜索于添加区域-->
      <el-row :gutter="20">
        <el-col :span="7">
          <el-input placeholder="请输入内容" clearable v-model="queryInfo.query" @clear="getGoodsList()">
            <el-button slot="append" icon="el-icon-search" @click="getGoodsList()"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type='primary' @click="goAddpage">添加商品</el-button>
        </el-col>
      </el-row>
      <!--表格-->
      <el-table :data="goodList" border stripe>
        <el-table-column type="index">
        </el-table-column>
        <el-table-column prop="goods_name" label="商品名称">
        </el-table-column>
        <el-table-column prop="goods_price" label="商品价格(元)" width="95px">
        </el-table-column>
        <el-table-column prop="goods_weight" label="商品重量" width="70px">
        </el-table-column>
        <el-table-column prop="add_time" label="创建时间" width="140px">
          <template slot-scope="scope">
            {{scope.row.add_time | dateFormat}}
          </template>
        </el-table-column>
        <el-table-column label="操作" width="130px">
          <template slot-scope="scope">
            <el-button size="mini" type="primary" icon="el-icon-edit"></el-button>
            <el-button size="mini" type="danger" icon="el-icon-delete" @click="removeListById(scope.row.goods_id)">
            </el-button>
          </template>
        </el-table-column>
      </el-table>
      <!--分页区域-->
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum" :page-sizes="[1, 2, 5, 10]" :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper" :total="total">
      </el-pagination>
    </el-card>

  </div>
</template>
<script>
  export default {
    data() {
      return {
        // 查询参数对象
        queryInfo: {
          query: '',
          pagenum: 1,
          pagesize: 10
        },
        // 商品列表
        goodList: [],
        // 总页数
        total: 0

      }
    },
    created() {
      // 获取商品列表数据
      this.getGoodsList();

    },
    methods: {
      // 获取商品列表数据
      async getGoodsList() {
        const {
          data: res
        } = await this.$http.get('goods', {
          params: this.queryInfo
        })

        if (res.meta.status !== 200) {
          return this.$message.error("获取商品列表失败")
        }
        // this.$message.success("获取商品列表成功")
        this.goodList = res.data.goods
        console.log(res.data)
        this.total = res.data.total
      },
      handleSizeChange(newSize) {
        this.queryInfo.pagesize = newSize
        this.getGoodsList()
      },
      handleCurrentChange(newPage) {
        this.queryInfo.pagenum = newPage
        this.getGoodsList()
      },

      async removeListById(id) {
        // 弹框询问用户是否删除数据
        const confirmResult = await this.$confirm('此操作将永远删除该用户,是否继续？', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err => err)

        // 如果用户确认删除,则返回值为字符串 confirm
        // 如果用户取消了删除，则返回值为字符串cancel
        // console.log(confirmResult)

        if (confirmResult !== 'confirm') {
          return this.$message.info('已取消删除')
        }
        const {
          data: res
        } = await this.$http.delete('goods/' + id)
        if (res.meta.status !== 200) {
          return this.$message.error('删除用户失败')
        }
        this.$message.success('删除用户成功')
        this.getGoodsList()

      },
      // 点击按钮  通过路由对象跳转到添加商品
      goAddpage() {
        this.$router.push('/goods/add')
      }
    },

  }

</script>
<style lang="less" scoped>

</style>
